Table 1Ethogram: analyzed behavioural responses grouped in behaviour categories Grouped behaviour patterns Behavioural responsesRedirected behaviour Sniffing/licking on the floor, playing with inanimate objects, digging, drinking, visual scanning,excessive activityDisplacement activity Licking/scratching the own body, mounting, body shaking, yawning, stretching, vocalization,wallowingAppeasement gesture Blinking, looking elsewhere, closing both eyes, averted head, freeze, sitting, laying down, avertedbody/going backwards, nose/lip licking, flicking tongue, lifting a pawSocial approach behaviour Seeking out human contact, gazing at human, sitting/lying next to a human with body contactFurther stress indicating activities Panting, salivation, elimination, vomiting